Home / 7,487.25-10,332.38-4,300.75

Finding the Fourth Proportional to 7,487.25, 10,332.38 and 4,300.75

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Solution

The fourth proportional to 7,487.25, 10,332.38 and 4,300.75 is: 5,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.25 : 10,332.38 = 4,300.75 : x
  2. Step 2: Convert to fraction form
    7,487.25/10,332.38 = 4,300.75/x
  3. Step 3: Cross multiply
    7,487.25x = 10,332.38 × 4,300.75
  4. Step 4: Simplify right side
    7,487.25x = 44,436,983.29
  5. Step 5: Solve for x
    x = 44,436,983.29/7,487.25
  6. Step 6: Final answer
    x = 5,935.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.